Menene ramin da ke cikin layin ozone

rami a cikin lemar sararin samaniya

Layin ozone shine wurin magani inda adadin ozone ya fi na al'ada. Wannan Layer yana kare mu daga hasken UV mai cutarwa daga rana. Duk da haka, sakin wasu sinadarai da ake kira chlorofluorocarbons ya haifar da rami a cikin sararin samaniyar ozone. An san ramin shekaru da yawa kuma yana raguwa godiya ga ka'idar Montreal. da yawa ba su sani ba menene ramin dake cikin ledar ozone.

Don haka, za mu sadaukar da wannan labarin don gaya muku menene ramin da ke cikin sararin sararin samaniyar ozone, menene halayensa da sakamakonsa.

Layer kariya

m Layer

Bari mu fara fahimtar menene Layer na ozone. Layer ne mai kariya wanda ke cikin stratosphere. Wannan Layer yana aiki kamar tacewa don cutarwa ta UV radiation daga rana. Ba zai iya karewa daga wannan hasken ultraviolet ba ta hanyar da ke tabbatar da rayuwa a duniya kamar yadda muka sani a yau.

Duk da mahimmancin wannan rufin don rayuwa, mutane da alama sun ƙudurta halaka shi. Chlorofluorocarbons sunadarai ne da ke lalata ozone da ke cikin stratosphere ta hanyoyi daban-daban. Gas ne wanda ya ƙunshi fluorine, chlorine da carbon. Lokacin da sinadari ya kai ga stratosphere, yana jurewa yanayin daukar hoto tare da hasken ultraviolet daga rana. Wannan yana haifar da rabe-raben kwayoyin halitta kuma suna buƙatar atom na chlorine. Chlorine yana amsawa tare da ozone da ke cikin stratosphere yana haifar da atom ɗin oxygen don samar da kuma rushe ozone. Ta wannan hanyar, fitar da waɗannan sinadarai na ci gaba da haifar da lalata Layer na ozone.

Har ila yau, ku tuna cewa waɗannan sinadarai suna da tsawon rayuwar rayuwa a cikin yanayi. Godiya ga yarjejeniyar Montreal, fitar da wadannan sinadarai gaba daya haramta. Duk da haka, har yau, Layer ozone ya ci gaba da lalacewa. Ramin da ke cikin ledar ozone yana inganta sosai idan aka kwatanta da shekarun da suka gabata. Bari mu zurfafa duba.

Menene ramin da ke cikin layin ozone

menene ramin dake cikin ledar ozone

Ana samun Ozone a cikin stratosphere, a tsayi tsakanin kilomita 15 zuwa 30. Wannan Layer yana kunshe da kwayoyin Ozone, wanda kuma ya kasance da kwayoyin atomic guda 3 na oxygen. Matsayin wannan Layer shine ɗaukar hasken UV-B kuma yayi aiki azaman tacewa don rage lalacewa.

Lalacewar Layer ozone yana faruwa ne lokacin da wani sinadari ya faru wanda ke haifar da raguwar ozone a cikin stratosphere. Hasken rana mai shigowa ana tacewa ta hanyar ozone Layer sannan kuma kwayoyin Ozone suna lalata da UV-B radiation, kuma idan wannan ya faru kwayoyin ozone suna rushewa zuwa oxygen da nitrogen dioxide. Ana kiran wannan tsari photolysis. Wannan yana nufin cewa kwayoyin sun watse a ƙarƙashin aikin haske.

Siffofin carbon dioxide da oxygen ba su rabu gaba ɗaya ba, amma a sake haɗuwa, sake yin ozone. Wannan mataki ba koyaushe yana faruwa ba kuma ke da alhakin ramin da ke cikin ledar ozone. Babban dalilin haɓakar lalata Layer ozone shine fitar da chlorofluorocarbons. Ko da yake mun riga mun ambata cewa hasken rana mai shigowa yana lalata ozone, yana yin haka ta yadda ma'auni ya zama tsaka tsaki. Wato, adadin ozone da photolysis ya lalata yana daidai da ko ƙasa da adadin ozone da za a iya samu ta hanyar haɗin gwiwar intermolecular.

Wannan yana nufin cewa babban abin da ke haifar da raguwar ozone shine fitar da chlorofluorocarbons. Hukumar kula da yanayi ta duniya ta ce Layer ozone zai murmure kusan 2050 sakamakon haramcin wadannan kayayyakin. Ka tuna cewa waɗannan duk ƙididdiga ne tun da, ko da waɗannan sinadarai ba a yi amfani da su ba, sun kasance a cikin sararin samaniya shekaru da yawa.

sakamakon duniya

inganta a cikin rami

Ya kamata a lura cewa ramin da ke cikin Layer na ozone yana samuwa ne a kan Antarctica. Duk da cewa galibin iskar iskar gas da ke kawar da dusar ƙanƙara ta ozone suna fitowa ne a cikin ƙasashen da suka ci gaba, amma akwai iskar gas da ke ɗauke da waɗannan iskar zuwa Antarctica. Menene ƙari, dole ne mu ƙara lokacin zama na waɗannan iskar gas a cikin yanayi da lokacin da zasu iya lalata ozone.

Wadannan iskar gas suna cin gajiyar yanayin zafi a kudancin duniya saboda girman zagayowar duniya kuma suna rushe wannan taro na ozone sosai. Kuma ƙananan zafin jiki, mafi tsanani lalacewar Layer. Wannan yana haifar da raguwar maida hankalin ozone ya karu a lokacin hunturu kuma ya murmure a cikin bazara.

Lalacewar ko lalata Layer ozone na iya samun sakamako iri-iri. Za mu yi nazarin abin da suka kunsa dangane da wanda abin ya shafa.

Sakamakon kiwon lafiyar dan adam

  • Ciwon fata Yana daya daga cikin sanannun cututtukan da ke da alaƙa da fallasa hasken UV-B. Tun da cutar ba ta bayyana a yanzu ba, amma a cikin shekaru, ya zama dole don sunbathe da kare kanka.
  • Yanayin tsarin rigakafi: Yana aiki a jiki don rage ikonsa na kare kansa daga cututtuka masu yaduwa.
  • Canje-canjen hangen nesa: Yana haifar da cataracts da presbyopia akai-akai.
  • Matsalar numfashi: Wasu matsalolin asma ne saboda karuwar ozone a cikin ƙananan yanayi.

Sakamakon abin da ya shafi dabbobin duniya da na ruwa

Yana da mummunan tasiri a kan duk dabbobin ƙasa, tare da irin wannan sakamako ga mutane. Amma ga marine fauna. wannan radiation yana kaiwa saman saman ta hanyar da ta shafi phytoplankton na teku kai tsaye. An rage yawan waɗannan phytoplankton har zuwa tasirin sarkar abinci.

illa a kan tsire-tsire

Abubuwan da ke faruwa na wannan ultraviolet radiation, mafi cutarwa, yana rinjayar ci gaban nau'in shuka, yana haifar da canje-canje a lokacin furanni da girma. Duk wannan na iya shafar raguwar shuka da yawan amfanin gona.

Kamar yadda kake gani, ko da yake mutane da yawa ba su san menene ramin da ke cikin sararin sararin samaniya ba, wani abu ne mai mahimmanci ga duniyarmu. Ina fatan cewa tare da wannan bayanin za ku iya ƙarin koyo game da abin da rami a cikin sararin samaniyar ozone yake da kuma menene halayensa.


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